Chikako Sawada

Rapid glaciation and a two-step sea level plunge into the Last Glacial Maximum

Yūsuke Yokoyama, T. M. Esat, W. G. Thompson et al. · Nature · 2018 · 258 citations · Full text

Natural Sciences, Earth Sciences, Glaciology +15

A single stage Accelerator Mass Spectrometry at the Atmosphere and Ocean Research Institute, The University of Tokyo

Yūsuke Yokoyama, Yosuke Miyairi, Takahiro Aze et al. · Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms · 2019 · 90 citations

Natural Sciences, Chemistry, Analytical Chemistry +6

Sequential radiocarbon measurement of bulk peat for high-precision dating of tsunami deposits

Takashi Ishizawa, Kazuhisa Goto, Yūsuke Yokoyama et al. · Quaternary Geochronology · 2017 · 65 citations

Natural Sciences, Earth Sciences, Sedimentology +7

Paleotsunami history along the northern Japan trench based on sequential dating of the continuous geological record potentially inundated only by large tsunamis

Takashi Ishizawa, Kazuhisa Goto, Yuichi Nishimura et al. · Quaternary Science Reviews · 2022 · 35 citations

Natural Sciences, Geology, Paleoanthropology +9

New technique for high-precision, simultaneous measurements of CH ₄ , N ₂ O and CO ₂ concentrations; isotopic and elemental ratios of N ₂ , O ₂ and Ar; and total air content in ice cores by wet extraction

Ikumi Oyabu, Kenji Kawamura, Kyotaro Kitamura et al. · Atmospheric measurement techniques · 2020 · 34 citations · Full text

Natural Sciences, Chemistry, Earth Sciences +16